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concat_array

concat_array(array x1, array x2, ..) – Returns a concatenated array

SELECT array_concat(array(1),array(2,3));
[1,2,3]

Platforms: WhereOS, Spark, Hive

Class: hivemall.tools.array.ArrayConcatUDF

More functions can be added to WhereOS via Python or R bindings or as Java & Scala UDF (user-defined function), UDAF (user-defined aggregation function) and UDTF (user-defined table generating function) extensions. Custom libraries can be added on via Settings-page or installed from WhereOS Store.

View the complete guide of WhereOS functions.

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concat_array

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